cos(-45) | cos -45 | cos-45 | cosine of -45 degree

Описание

In this video, we learn to find the value of cos(-45). Here I have applied cos(-x) = cos(x) identity to find the value of cosine of -45 degree. The URL of the video explaining step by step ‘How to prove the identity cos(-x) = cos(x)?’ is given below.

https://youtu.be/Na2iu-D5P9w

Other topics of the video are:
Value of cos(-45)
What is the value of cos(-45)?
How to find the value of cos(-45)?
Value of cos -45
What is the value of cos -45?
How to find the value of cos -45?
Value of cos-45
What is the value of cos-45?
How to find the value of cos-45?
Value of cosine of -45
What is the value of cosine of -45?
How to find the value of cosine of -45?

#cosine #cosine45 #cos45

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